Improved draught-equalizer



WALKER & TIUMBULLl Draft Equalizer.

Patented .'Dec. 15, 1868;...

Wal-we/se/s.

Macneeww RICHARD, WALKER' AND., GEORGE rnUMBULiL, OF BATAVI'A, New'YORK.

Letters Patent No. 85,039, dated December 15, 1868.

IMPROv-nn DnAUGH'n-EQUALIZER.

The Schedule referred to in these Letters Patentand Arxxaleinag part efthe same.

Toall 'whom it ma/y concern Be it known that we, RICHALRD WALKER andGEORGE TRUMBULL, of Batavia, in the county of Genesee, and State of NewYork, have invented certain new and use-s ful Improvements inDraughtfEqualizers; and we do hereby declare 'that the following is afull, clear, and exact description thereof, reference.l being had to theaccompanying drawings, and to the letters of reference marked thereon,which form a part-'Of this specification, in which- I Figure lrepresents a plan View of our draught-equalizer, as applied to the beamof a plow, and.

Figure 2 is a front detached view, exhibiting its shape. The nature ofour invention consists in the peculiar construction of the draughtbar,orwenen-provided at or near its centre with adjusting-holes, and serratedon its front edge, and used in combination with a slotted slide,supplied with set-screws, substantially. as and for the-purposehereinafter set forth.

To enable others-to make and use our invention, we will now describe itslconstruction and operation.

In the accompanying drawings-4- A A represents the evener, ordraught-bar, which is curved or bent outwards and upwards, as shown iniig. 2, and terminating in a hook, a, into which hooks a staple securedto a whille-tree, b. The opposite or other end of this bar is curveddownwards and inwards,

as vseen also in iig. 2,- and formed at itsextremity with an eye. c v cc designate adjusting-holes made in the-bar A, at or near its centre,and by means of which the desired `leverage'can be given tothe horses,by removing' the B represents' a slide, formed or provided at its innerends-with projections, which engage with the serrations d d On the barA.

The slide B is also provided with slots lc e,`in which are placedset-screws ff, entering the bar A, and by means of which the slide maybe placed nearer or -further from the centre of the bar A, andthere'securely p held when it is desired to equalize the draught.

C is a elevis secured to the -slide B by nieansgof a bolt and nut, andconnecting the Ydraughtbar with the beam or tongue F, the tongue being'provided with a clevis, c, with which it links or connects, said clerisbeing secured in place by means of a bolt and nut.

c2 desi nates a .metal plate, fastened to the beam or tongue E?, andfurnished at its outer end with adjust4 ing-holes c3 c3, into which isinserted the bolt, fastening the clevis c in place.

'IO the lower end of bar A, and secured in its eye by a bolt, isanotherclevis, 71 connecting the doubletree therewith, and which is provided ateach end with a whiflie-tree, to which the horses may be attached.

What we claim, and desire to secure by Letters Pat` H. M. WARREN, G. H.HOLDEN.

